What function does the "Ctrl + Z" keyboard shortcut perform?

The "Ctrl + Z" keyboard shortcut is widely recognized for its function of undoing the last action performed in many software applications. This immediate action serves as a convenient tool for users, enabling them to easily revert changes they may not want or have made by mistake, such as deleting text or changing formatting. The ability to quickly undo an action is essential for efficient workflow, especially when working with text or complex documents, allowing for a more flexible and user-friendly editing experience. This function significantly enhances productivity and minimizes frustration when errors occur.